Crystallization

Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..

Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..

Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..

Leaves are the major photosynthetic organ of a plant. Apart from that, they are also crucial to water movement. In this ..

Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..

A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..

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